[INFO] updating cached repository beatmadsen/chess
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/beatmadsen/chess
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/beatmadsen/chess" "work/ex/clippy-test-run/sources/stable/gh/beatmadsen/chess"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/beatmadsen/chess'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/beatmadsen/chess" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/beatmadsen/chess"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/beatmadsen/chess'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e4bd1f56a7ea4da6b7ea9f773601463b3ad9e610
[INFO] sha for GitHub repo beatmadsen/chess: e4bd1f56a7ea4da6b7ea9f773601463b3ad9e610
[INFO] validating manifest of beatmadsen/chess on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of beatmadsen/chess on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing beatmadsen/chess
[INFO] finished frobbing beatmadsen/chess
[INFO] frobbed toml for beatmadsen/chess written to work/ex/clippy-test-run/sources/stable/gh/beatmadsen/chess/Cargo.toml
[INFO] started frobbing beatmadsen/chess
[INFO] finished frobbing beatmadsen/chess
[INFO] frobbed toml for beatmadsen/chess written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/beatmadsen/chess/Cargo.toml
[INFO] crate beatmadsen/chess has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting beatmadsen/chess against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/beatmadsen/chess:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dclippy::into_iter_on_array" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4fca579d6712b693c7171e1eeeadc6c70cfe073529c11c02394204b3a6a878e0
[INFO] running `"docker" "start" "-a" "4fca579d6712b693c7171e1eeeadc6c70cfe073529c11c02394204b3a6a878e0"`
[INFO] [stderr]     Checking chess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/name.rs:40:17
[INFO] [stderr]    |
[INFO] [stderr] 40 |                 column: column,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: replace it with: `column`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/name.rs:41:17
[INFO] [stderr]    |
[INFO] [stderr] 41 |                 row: row,
[INFO] [stderr]    |                 ^^^^^^^^ help: replace it with: `row`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/name.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |                 row: row,
[INFO] [stderr]    |                 ^^^^^^^^ help: replace it with: `row`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/name.rs:57:17
[INFO] [stderr]    |
[INFO] [stderr] 57 |                 column: column,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: replace it with: `column`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/name.rs:40:17
[INFO] [stderr]    |
[INFO] [stderr] 40 |                 column: column,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: replace it with: `column`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/name.rs:41:17
[INFO] [stderr]    |
[INFO] [stderr] 41 |                 row: row,
[INFO] [stderr]    |                 ^^^^^^^^ help: replace it with: `row`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/name.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |                 row: row,
[INFO] [stderr]    |                 ^^^^^^^^ help: replace it with: `row`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/name.rs:57:17
[INFO] [stderr]    |
[INFO] [stderr] 57 |                 column: column,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: replace it with: `column`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Pawn`
[INFO] [stderr]   --> src/piece.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Pawn {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Queen`
[INFO] [stderr]   --> src/piece.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct Queen {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `King`
[INFO] [stderr]   --> src/piece.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct King {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Knight`
[INFO] [stderr]   --> src/piece.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct Knight {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Rook`
[INFO] [stderr]   --> src/piece.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct Rook {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Square`
[INFO] [stderr]  --> src/square.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Square {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `legal_moves`
[INFO] [stderr]   --> src/square.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn legal_moves(&self) -> Vec<(Name, Name)> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Position`
[INFO] [stderr]   --> src/square.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct Position {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `legal_moves`
[INFO] [stderr]   --> src/square.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn legal_moves(&self) -> Vec<(Name, Name)> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/name.rs:51:22
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn neighbour(&self, d: Direction) -> Option<Name> {
[INFO] [stderr]    |                      ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/name.rs:63:31
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn collect_neighbours(&self, d: Direction) -> Vec<Name> {
[INFO] [stderr]    |                               ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Pawn`
[INFO] [stderr]   --> src/piece.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Pawn {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Queen`
[INFO] [stderr]   --> src/piece.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct Queen {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `King`
[INFO] [stderr]   --> src/piece.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct King {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Knight`
[INFO] [stderr]   --> src/piece.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct Knight {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Rook`
[INFO] [stderr]   --> src/piece.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct Rook {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Square`
[INFO] [stderr]  --> src/square.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Square {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `legal_moves`
[INFO] [stderr]   --> src/square.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn legal_moves(&self) -> Vec<(Name, Name)> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Position`
[INFO] [stderr]   --> src/square.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct Position {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `legal_moves`
[INFO] [stderr]   --> src/square.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn legal_moves(&self) -> Vec<(Name, Name)> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/name.rs:51:22
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn neighbour(&self, d: Direction) -> Option<Name> {
[INFO] [stderr]    |                      ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/name.rs:63:31
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn collect_neighbours(&self, d: Direction) -> Vec<Name> {
[INFO] [stderr]    |                               ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "4fca579d6712b693c7171e1eeeadc6c70cfe073529c11c02394204b3a6a878e0"`
[INFO] running `"docker" "rm" "-f" "4fca579d6712b693c7171e1eeeadc6c70cfe073529c11c02394204b3a6a878e0"`
[INFO] [stdout] 4fca579d6712b693c7171e1eeeadc6c70cfe073529c11c02394204b3a6a878e0